Across
- 3. if a=b, then a can replace b in any equation
- 4. something is equal to itself, ex: m<A=m<A
- 5. AB=BA, lets us flip things
- 8. a part of a line with endpoints
- 9. points that lie on the same line
- 10. splits an angle into two congruent angles
- 13. made up of points, extends indefinitely in both directions
- 14. having the same size and shape
- 15. angles that are less than 90 degrees
- 16. formed by two rays with the same endpoint
Down
- 1. if a=b and b=c, then a=c
- 2. angles that are greater than 90 degrees
- 5. angles that add to 180 degrees
- 6. angles that add to 90 degrees
- 7. multiply number outside the parentheses to everything inside
- 11. a location in space
- 12. a flat surface made up of points
- 14. points that lie on the same plane